TL;DR

Engineering Manager (Data Science): Leading the Predictive Growth Optimization team to develop ML models that enhance user acquisition strategies and optimize marketing spend. Focus on building production systems and driving cross-functional collaboration.

Location: Hybrid (London)

Salary: €8,000 - €9,000

Company

Flo is the world’s #1 health & fitness app focused on female health.

What you will do

Lead & develop a team of 4+ ML and Backend engineers.
Own pLTV strategy and evolve predictive lifetime value models.
Build production ML systems for real-time forecasting.
Drive cross-functional impact with Growth, Product, and Finance teams.
Shape technical architecture and guide MLOps infrastructure.
Stay hands-on with modeling and technical problem-solving.

Requirements

7+ years applied ML experience.
4+ years managing technical teams.
Expert knowledge of ML fundamentals.
Experience with modern ML frameworks (PyTorch, TensorFlow).
Strong communication skills for explaining complex models.

Nice to have

Experience with Marketing Mix Modeling or ad tech.
Background in consumer tech or health tech.
Knowledge of privacy-preserving ML techniques.

Culture & Benefits

Competitive salary and annual reviews.
Flexible office + home working options.
5-week fully paid sabbatical at 5-year Floversary.
Diversity, equity, and inclusion are core values.